feat: add development container for Steampipe PostgreSQL FDW with setup verification script and Dockerfile

.devcontainer/build/Dockerfile

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+FROM mcr.microsoft.com/devcontainers/go:1-1.24-bookworm
+
+ARG DEVCONTAINER_VERSION
+
+LABEL org.opencontainers.image.ref.name="steampipe-postgres-fdw-devcontainer" \
+  org.opencontainers.image.version="${DEVCONTAINER_VERSION}" \
+  org.opencontainers.image.url="https://steampipe.io" \
+  org.opencontainers.image.authors="Turbot HQ, Inc" \
+  org.opencontainers.image.source="https://github.com/turbot/steampipe-postgres-fdw" \
+  org.opencontainers.image.description="Development container for Steampipe PostgreSQL FDW"
+
+# Install PostgreSQL and development dependencies
+RUN apt-get update \
+  && apt-get install -y --no-install-recommends \
+  postgresql-15 \
+  postgresql-server-dev-15 \
+  libpq-dev \
+  build-essential \
+  gcc \
+  make \
+  rsync \
+  gettext \
+  && echo 'vscode ALL=(ALL) NOPASSWD: ALL' >> /etc/sudoers \
+  && systemctl disable postgresql || true \
+  && rm -rf /var/lib/apt/lists/*
+
+# Switch to vscode user for Go package installs
+USER vscode
+
+# Install common Go tools for FDW development
+RUN 
+# RUN go install golang.org/x/tools/gopls@latest \
+#   && go install github.com/go-delve/delve/cmd/dlv@latest \
+#   && go install honnef.co/go/tools/cmd/staticcheck@latest 

.devcontainer/build/Makefile

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+VERSION ?= 1.0.0
+
+build:
+	docker buildx build --push --platform linux/arm64,linux/amd64 \
+		--tag ghcr.io/turbot/steampipe-postgres-fdw-devcontainer:$(VERSION) \
+		--build-arg DEVCONTAINER_VERSION=$(VERSION) \
+		.
+
+build-local:
+	docker build --tag steampipe-postgres-fdw-devcontainer:$(VERSION) \
+		--build-arg DEVCONTAINER_VERSION=$(VERSION) \
+		.
+
+test: build-local
+	docker run --rm steampipe-postgres-fdw-devcontainer:$(VERSION) /bin/bash -c "\
+		echo 'Testing dev container:' && \
+		go version && \
+		pg_config --version && \
+		gcc --version | head -n1 && \
+		echo 'All tools available!'" 

.devcontainer/build/README.md

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+# Steampipe PostgreSQL FDW Dev Container Build
+
+This directory contains the build configuration for the Steampipe PostgreSQL FDW development container image.
+
+## Building
+
+```bash
+# Build and push to registry (requires push permissions)
+make build VERSION=1.0.0
+
+# Build locally for testing
+make build-local VERSION=1.0.0
+
+# Test the built image
+make test VERSION=1.0.0
+```
+
+## Publishing
+
+The built image is published to `ghcr.io/turbot/steampipe-postgres-fdw-devcontainer:VERSION` and referenced in the main `devcontainer.json`. 

.devcontainer/devcontainer.json

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+{
+  "name": "Steampipe PostgreSQL FDW Dev Container (Local Build)",
+  "dockerFile": "build/Dockerfile",
+  "build": {
+    "args": {
+      "DEVCONTAINER_VERSION": "local"
+    }
+  },
+  "forwardPorts": [5432],
+  "features": {
+    "ghcr.io/devcontainers/features/common-utils:2": {
+      "installZsh": true,
+      "configureZshAsDefaultShell": true,
+      "installOhMyZsh": true,
+      "upgradePackages": true,
+      "username": "vscode",
+      "userUid": "1000",
+      "userGid": "1000"
+    },
+    "ghcr.io/devcontainers/features/docker-in-docker:2": {}
+  },
+
+  "runArgs": [
+    "--privileged"
+  ],
+
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "golang.go",
+        "ms-vscode.cpptools",
+        "ms-vscode.makefile-tools",
+        "redhat.vscode-yaml",
+        "ms-vscode.vscode-json"
+      ],
+      "settings": {
+        "go.toolsManagement.checkForUpdates": "local",
+        "go.useLanguageServer": true,
+        "terminal.integrated.defaultProfile.linux": "bash"
+      }
+    }
+  },
+
+  "postCreateCommand": "echo '🎉 Steampipe PostgreSQL FDW dev container ready!' && ./.devcontainer/setup-verification.sh"
+} 

.devcontainer/setup-verification.sh

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+#!/bin/bash
+
+# Steampipe PostgreSQL FDW Dev Container Setup Verification
+# This script verifies that all required tools and dependencies are properly installed
+
+echo "🔍 Steampipe PostgreSQL FDW Development Environment Verification"
+echo "================================================================="
+
+# Function to check if command exists
+check_command() {
+    if command -v "$1" >/dev/null 2>&1; then
+        echo "✅ $1 is installed"
+        return 0
+    else
+        echo "❌ $1 is NOT installed"
+        return 1
+    fi
+}
+
+# Function to check version
+check_version() {
+    local cmd="$1"
+    local version_cmd="$2"
+    echo "📋 $cmd version: $($version_cmd 2>/dev/null || echo 'Unable to determine version')"
+}
+
+echo ""
+echo "🔧 Checking core development tools..."
+check_command "go" && check_version "Go" "go version"
+check_command "gcc" && check_version "GCC" "gcc --version | head -n1"
+check_command "make" && check_version "Make" "make --version | head -n1"
+check_command "pg_config" && check_version "PostgreSQL" "pg_config --version"
+
+echo ""
+echo "📦 Checking PostgreSQL development components..."
+PG_INCLUDEDIR=$(pg_config --includedir 2>/dev/null)
+PG_INCLUDEDIR_SERVER=$(pg_config --includedir-server 2>/dev/null)
+
+if [ -d "$PG_INCLUDEDIR" ]; then
+    echo "✅ PostgreSQL include directory exists: $PG_INCLUDEDIR"
+else
+    echo "❌ PostgreSQL include directory missing: $PG_INCLUDEDIR"
+fi
+
+if [ -d "$PG_INCLUDEDIR_SERVER" ]; then
+    echo "✅ PostgreSQL server include directory exists: $PG_INCLUDEDIR_SERVER"
+else
+    echo "❌ PostgreSQL server include directory missing: $PG_INCLUDEDIR_SERVER"
+fi
+
+echo ""
+echo "🏗️  Checking build environment..."
+check_command "rsync"
+check_command "gettext"
+check_command "git"
+
+echo ""
+echo "🔍 Go environment check..."
+echo "📋 GOPATH: ${GOPATH:-'Not set'}"
+echo "📋 GOROOT: ${GOROOT:-'Not set'}"
+echo "📋 PATH includes Go: $(echo $PATH | grep -q go && echo 'Yes' || echo 'No')"
+
+# Check Go tools
+# echo ""
+# echo "🛠️  Checking Go development tools..."
+# check_command "gopls"
+# check_command "dlv"
+# check_command "staticcheck"
+
+echo ""
+echo "📁 Checking workspace permissions..."
+if [ -w "/workspace" ]; then
+    echo "✅ Workspace is writable"
+else
+    echo "❌ Workspace is not writable"
+fi
+
+echo ""
+echo "🧪 Testing basic build preparation..."
+cd /workspace
+
+# Test prebuild.go generation
+if make prebuild.go >/dev/null 2>&1; then
+    echo "✅ prebuild.go generation works"
+    rm -f prebuild.go prebuild.go.bak
+else
+    echo "❌ prebuild.go generation failed"
+fi
+
+echo ""
+echo "📋 Environment Summary:"
+echo "   • Container user: $(whoami)"
+echo "   • Working directory: $(pwd)"
+echo "   • PostgreSQL version: $(pg_config --version 2>/dev/null | cut -d' ' -f2 || echo 'Unknown')"
+echo "   • Go version: $(go version 2>/dev/null | cut -d' ' -f3 || echo 'Unknown')"
+echo "   • Platform: $(uname -s)"
+
+echo ""
+echo "🚀 Ready to build! Try these commands:"
+echo "   make build                    # Build the generic FDW"
+echo "   make clean                    # Clean build artifacts"
+echo "   fdw-help                      # Show help information"
+echo ""
+echo "📚 For plugin-specific builds:"
+echo "   make standalone plugin=aws plugin_github_url=github.com/turbot/steampipe-plugin-aws"
+echo ""
+echo "================================================================="